1 /* 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef KURLHash_h 27 #define KURLHash_h 28 29 #include "KURL.h" 30 #include "PlatformString.h" 31 #include <wtf/text/StringHash.h> 32 33 namespace WebCore { 34 35 struct KURLHash { 36 static unsigned hash(const KURL& key) 37 { 38 return key.string().impl()->hash(); 39 } 40 41 static bool equal(const KURL& a, const KURL& b) 42 { 43 return StringHash::equal(a.string(), b.string()); 44 } 45 46 static const bool safeToCompareToEmptyOrDeleted = false; 47 }; 48 49 } // namespace WebCore 50 51 namespace WTF { 52 53 template<> struct HashTraits<WebCore::KURL> : SimpleClassHashTraits<WebCore::KURL> { }; 54 55 } // namespace WTF 56 57 #endif // KURLHash_h 58
